as we first reported in may, one of those agency insiders was thomas drake, who thought that taxpayer money was being wasted on useless intelligence gathering projects while promising technology was ignored. drake tried to get the word out. but as a result, he was charged under the espionage act and accused of betraying his country. tom drake says the only thing he betrayed was nsa mismanagement that undermined national security. after a long career in u.s. intelligence, tom drake never imagined he'd be labeled an enemy of the united states. as a young airman, he flew spy missions in the cold war. in the navy-- here with president clinton-- he analyzed intelligence for the joint chiefs at the pentagon. later, he worked for defense contractors in the highly technical world of electronic eavesdropping. he became expert in sophisticated, top secret computer software, and ultimately rose, in 2001, to a senior executive job at the national security agency. >> thomas drake: my first day on the job was 9/11. >> pelley: your first day on the job was 9/11? >> drake: was 9/11. nsa went into imm